Patent US3274131A successfully refreshed from Google Patents.
US3274131A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymeric compositions having perchlorocoumalin chemically combined therein
Assignee: Hooker Chemical Corp
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Filing: 1963-03-04
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Granted: 1966-09-20
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Expires: 1983-03-04
Abstract
No abstract record available.
Inventors
- 👤 Leon Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:06
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/18; C08G59/40; C08G59/42; C08G59/4215; C08G63/00; C08G63/68; C08G63/682; C08G63/6824; C08G63/6828
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
104 words
AN ORGANIC POLYMERIC COMPOSITION OF A POLYMER SELECTED FROM THE GROUP CONSISTING OF AN EPOXY RESIN, A POLYESTER RESIN O A POLYCARBOXYLIC COMPOUND AND A POLYHYDRIC ALCOHOL, A POLYMER OF AN ALKENE, AND A POLYMER OF A CYCLOALKENE HAVING UP TO TWO FUSED RINGS, SAID COMPOSITION HAVING CHEMICALLY COMBINED THEREIN A DIELSALDER ADDUCT OF PERCHLOROCOUMALIN AND AN OLEFINIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF ALKENES, CYCLOALKENES HAVNG UP TO TWO FUSED RINGS, CARBOXYLIC COMPOUNDS CONTAINING ALIPHATIC CARBON-TO-CARBON UNSATURATION AND SELECTED FROM THE GROUP CONSISTING OF A CARBOXYLIC ACID, A CARBOXYLIC ANHYDRIDE, A CARBOXYLIC ACID ESTER AND A CARBOXYLIC ACID HALIDE, AND MIXTURES THEREOF.
Claim 2
Dependent Claim
104 words
AN ORGANIC POLYMERIC COMPOSITION OF A POLYMER SELECTED FROM THE GROUP CONSISTING OF AN EPOXY RESIN, A POLYESTER RESIN O A POLYCARBOXYLIC COMPOUND AND A POLYHYDRIC ALCOHOL, A POLYMER OF AN ALKENE, AND A POLYMER OF A CYCLOALKENE HAVING UP TO TWO FUSED RINGS, SAID COMPOSITION HAVING CHEMICALLY COMBINED THEREIN A DIELSALDER ADDUCT OF PERCHLOROCOUMALIN AND AN OLEFINIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF ALKENES, CYCLOALKENES HAVNG UP TO TWO FUSED RINGS, CARBOXYLIC COMPOUNDS CONTAINING ALIPHATIC CARBON-TO-CARBON UNSATURATION AND SELECTED FROM THE GROUP CONSISTING OF A CARBOXYLIC ACID, A CARBOXYLIC ANHYDRIDE, A CARBOXYLIC ACID ESTER AND A CARBOXYLIC ACID HALIDE, AND MIXTURES THEREOF.
Claim 3
Dependent Claim
42 words
A COMPOSITION COMPRISING AN EPOXY RESIN AND A DIELS-ALDER ADDUCT OF PERCHLOROCOUMALIN AND A CARBOXYLIC COMPOUND CONTAINING ALIPHATIC CARBON-TO-CARBON UNSATURATION AND SELECTED FROM THE GROUP CONSISTING OF A CARBOXYLIC ACID, A CARBOXYLIC ANHYDRIDE, A CARBOXYLIC ACID ESTER AND A CARBOXYLIC ACID HALIDE.
Claim 4
Dependent Claim
42 words
A COMPOSITION COMPRISING AN EPOXY RESIN AND A DIELS-ALDER ADDUCT OF PERCHLOROCOUMALIN AND A CARBOXYLIC COMPOUND CONTAINING ALIPHATIC CARBON-TO-CARBON UNSATURATION AND SELECTED FROM THE GROUP CONSISTING OF A CARBOXYLIC ACID, A CARBOXYLIC ANHYDRIDE, A CARBOXYLIC ACID ESTER AND A CARBOXYLIC ACID HALIDE.
Claim 5
Dependent Claim
56 words
THE PROCESS WHICH COMPRISES REACTING PERCHLOROCOUMALIN WITH A POLYMER WHICH CONTAINS ALIPHATIC CARBONTO-CARBON UNSATURATION AND WHICH IS SELECTED FROM THE GROUP CONSISTING OF AN UNSATURATED POLYESTER RESIN OF A POLYCARBOXYLIC COMPOUND AND A POLYHYDRIC ALCOHOL, A POLYMER OF AN ALKENE, AND A POLYMER OF CYCLOALKENE HAVNG UP TO TWO FUSED RINGS, TO FORM A CROSS-LINKED POLYMER.
Claim 6
Dependent Claim
56 words
THE PROCESS WHICH COMPRISES REACTING PERCHLOROCOUMALIN WITH A POLYMER WHICH CONTAINS ALIPHATIC CARBONTO-CARBON UNSATURATION AND WHICH IS SELECTED FROM THE GROUP CONSISTING OF AN UNSATURATED POLYESTER RESIN OF A POLYCARBOXYLIC COMPOUND AND A POLYHYDRIC ALCOHOL, A POLYMER OF AN ALKENE, AND A POLYMER OF CYCLOALKENE HAVNG UP TO TWO FUSED RINGS, TO FORM A CROSS-LINKED POLYMER.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |